.guide-ultimate {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}
.guide-hero {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
}
.guide-hero h1 {
    font-size: 2.2rem;
    margin-bottom: 16px;
}
.guide-hero p {
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.9;
}
.toc {
    background: #f8f9fc;
    border-radius: 16px;
    padding: 24px 32px;
    margin: 40px 0;
    border: 1px solid #e9ecef;
}
.toc h3 {
    margin-bottom: 16px;
    color: #1a1a2e;
}
.toc-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}
.toc a {
    color: #4a5568;
    text-decoration: none;
    transition: color 0.2s;
}
.toc a:hover {
    color: #d71718;
}
.guide-section {
    padding: 60px 0;
    border-bottom: 1px solid #e9ecef;
}
.guide-section:last-child {
    border-bottom: none;
}
.guide-section h2 {
    font-size: 1.8rem;
    margin-bottom: 24px;
    color: #1a1a2e;
}
.guide-section h3 {
    font-size: 1.3rem;
    margin: 32px 0 16px;
    color: #d71718;
}
.guide-section h4 {
    font-size: 1.1rem;
    margin: 24px 0 12px;
    color: #1a1a2e;
}
.guide-section p {
    line-height: 1.7;
    color: #4a5568;
    margin-bottom: 16px;
}
.guide-section ul, .guide-section ol {
    margin: 16px 0;
    padding-left: 1.5rem;
    color: #4a5568;
    line-height: 1.7;
}
.guide-section li {
    margin-bottom: 8px;
}
.info-box {
    background: #f0f4f8;
    border-left: 4px solid #d71718;
    padding: 20px 24px;
    margin: 24px 0;
    border-radius: 12px;
}
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
}
.comparison-table th,
.comparison-table td {
    border: 1px solid #e2e8f0;
    padding: 12px;
    text-align: left;
}
.comparison-table th {
    background: #f1f5f9;
    font-weight: 600;
}
.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin: 40px 0;
}
.product-card {
    background: white;
    border-radius: 16px;
    padding: 20px;
    text-align: center;
    border: 1px solid #e9ecef;
    transition: all 0.3s;
}
.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border-color: #d71718;
}
.product-card img {
    width: 100%;
    border-radius: 12px;
    margin-bottom: 16px;
}
.product-card h4 {
    font-size: 1rem;
    margin-bottom: 8px;
}
.product-card p {
    font-size: 0.8rem;
    color: #6c757d;
    margin-bottom: 12px;
}
.btn-link {
    color: #d71718;
    text-decoration: none;
    font-weight: 500;
}
.cta-box {
    background: linear-gradient(135deg, #f0f4f8 0%, #e9ecef 100%);
    border-radius: 24px;
    padding: 48px;
    text-align: center;
    margin: 40px 0;
}
@media (max-width: 768px) {
    .guide-hero h1 { font-size: 1.6rem; }
    .product-grid { grid-template-columns: 1fr; }
    .toc-grid { grid-template-columns: 1fr; }
}